/Engine/Source/Runtime/GeometryCore/Public/Parameterization/UVPacking.h
Compute common stats used by the packing algorithms to transform UV islands
void GetIslandStats ( [IUVMeshView](API\Runtime\GeometryCore\Parameterization\FUVPacker\IUVMeshView) * Mesh, const [TArray](API\Runtime\Core\Containers\TArray)< int32 > & Island, [FAxisAlignedBox2d](API\Runtime\GeometryCore\FAxisAlignedBox2d) & IslandBoundsOut, double & IslandScaleFactorOut, double & UVAreaOut )